2. Axisymmetric graphics will produce a multiple-choice question.

3. The judgment and nature of the median vertical line,

4. The isosceles triangle has equal sides and angles, and the three lines are integrated.

5. Coordinate axis symmetry.

Calculate the square root of a number.

7. Discrimination of rational and irrational multiple-choice questions in the national unified examination.

8. Write its functional relationship according to the given data.

9. Determine which forms are linear functions.

10. Value range of independent variables in the function

1 1. Drawing of functional images

12. Identify the image of the proportional function.

13. See the solution of one-dimensional linear equations with function images, and see the binary linear equations with function images.

14. Algebraic expression multiplication: the same base power multiplication, power multiplication and product multiplication are combined into a calculation problem.

15. Multiply the polynomial by the monomial and the polynomial by the polynomial to get the calculation problem.

16. Simple calculation of square difference formula and complete square formula

17. Algebraic expression division: same base powers division. Any number that is not equal to the power of 0 is equal to 1 (required).

18. Single division, polynomial divided by single item

19. Factorization: Find the common factor of algebraic expression and simplify the formula.

I hope you can do well in the exam. Please feel free to ask any questions.